Sold by Symmetricom, but actually manufactured by Kvarz in Russia... Rob K
----- Original Message ----- From: "Magnus Danielson" <[EMAIL PROTECTED]> To: <[email protected]>; <[EMAIL PROTECTED]> Sent: Saturday, January 27, 2007 11:35 AM Subject: Re: [time-nuts] Austron PRR-10 GPS discliplined Rb... > Hi! > > Those interested in micro-steppers might want to look at the Symmetricom > AOG-110 manual. They have a local 5 MHz OCXO locked through a interesting > gear with the incomming 5 MHz and a DDS to result in a 10 kHz comparision > frequency for the phase detector in the loop. The gear acheives a 512000 > increase in gain (1024 from gear-works as such and 500 from the ratio of 5 > MHz > and 10 kHz). To acheive the 1E-19 stepsize it then takes the DDS a few > bits, > but what is 56 bits among friends? Since we don't need to waste too much > on > this, there is a 8 bit CPU processing it all in there and it uses a 56 bit > fixed point format. > > I'd naturally love a few comments on that one. > > Cheers, > Magnus > > _______________________________________________ > time-nuts mailing list > [email protected] > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > _______________________________________________ time-nuts mailing list [email protected] https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
